Watts ET-RA-500 - Part of the ET-RA Series ADS Kostil Polymer window

Kostil Polymer window

Dura-Skrim Liner provides a reliable solution for projects that require an effective barrier to contain liquids or prevent leaks

rounded profile to help inhibit bacterial buildup

The sediment filter bag is easy to install

This type of Fabric resists ultraviolet deterioration

Watts ET-RA-500 - Part of the ET-RA Series ADS Kostil Polymer windowThis 132 gallon pressurized expansion tank is designed to absorb the expansion forces and control the pressure in heating and cooling systems. It is an ASME Section VIII removable bladder type precharged expansion tank. The excess water is contained in the heavy duty butyl bladder preventing tank corrosion and waterlogging problems. Maximum pressure is 125 psi (8. 5 bar). Features ASME Section VIII code construction Heavy duty removable butyl bladder